Cassette holder



FIG. 1 is a front elevational view of a cassette _holder showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a top perspective view with the tray thereof _in open position; and

FIG. 8 is a bottom perspective view thereof with the _tray in open position. 

The ornamental design for cassette holder, as shown and described. 